Wednesday, June 4, 2014

scrub: -X argument cannot exist

I've been looking for a utility that will clean disks for me - and I do realize this is no real substitute for shredding them. Anyway, scrub seems to do the job. However, when I tried to run it I got:

scrub: -X argument cannot exist

This had me stumped because I read it as "the -X argument cannot exist", which seemed to make no sense whatsoever. And indeed it means "the argument to -X cannot be a directory that exists". Simply running it with a new directory, like so: